Hi
Past is past.. you are not going to get back your liquidated position at any cost..
Also broker part not much issues as they seems to sent SMS..
Also broker cannot pledge your shares holding as demat holding needs TPIN from you...( If broker doing pledge in your account without your...
Forgot about F&O trading...try trading cash intraday, only with stocks in f&o universe...
Keep risk as much as low around .5% per trade, restrict yourself maximum 4 trade per day..so that in any given day your risk is not more than 2%.. here is reducing risk doesn't mean tight SL... SL should...